Formula symbolsValueUnitDescription
Material
EN 10270-3-1.4310
-
Type of material
Coiling direction
Left
-
Coiling direction
Leg position
90
degree
Leg position when relaxed
alpha1
-
degree
prestressed rotational angle
F1
-
N
prestressed spring force
M1
-
Nmm
torque by angle alpha1
alpha2
-
degree
loaded rotational angle
F2
-
N
loaded spring force
M2
-
Nmm
torque by angle alpha2
alphah
-
degree
working rotational angle
d
2.8
mm
Wire diameter
Di
19.5
mm
inner coil diameter
Dd
-
mm
diameter of mandrel
LsH
-
mm
leg length of the lever leg
LsR
-
mm
leg length of the recumbent leg
Lk0
25.9
mm
length of spring body
Ls
80
mm
leg length
RH
-
mm
leverage
Mntol
548.45
Nmm
(+/-) Tolerance maximum torque
Mn
2014.76
Nmm
maximum torque
alphan
119.53
degree
maximum rotational angle
nt
8.25
pc.
total number of coils
Ddmax
17
mm
maximum possible mandrel diameter
Ddmin
12
mm
Min. possible mandrel diameter
Ditol
0.45
mm
(+/-) tolerance of inner coil diameter
Weight
35.8205
g
weight of one spring
Price group
M
-
price group